// --  @# dt分页符 fulltimelink
UE.registerUI('dtpagebreak',function(editor, uiName){
    editor.registerCommand(
        uiName,
        {
            execCommand:function(){
                pagebreak();Ds('subtitle');
            }
        }
    );
    var btn = new UE.ui.Button({
        name:uiName,
        title:'分页符',
        cssRules :"background-position: -360px 0;",
        onclick:function () {
            editor.execCommand(uiName);
        }
    });
    return btn;
});